Shandong JINBAICHENG Metal Materials Co., Ltd

Factory Supply High Purity Alloy Plate

Short Description:

According to the professional use, there are plates for oil drums, enamel plates, bullet-proof plates, etc.; according to the surface coating layer, there are galvanized thin plates, tin-plated thin plates, lead-plated thin plates, plastic composite steel plates, etc.


Product Detail

Product Tags

Structural components

Brand C Si Mn P S V Nb Al Ti
Q345A ≤0.20 ≤0.55 1.00-1.60 ≤0.045 ≤0.045 0.02-0.15 0.015-0.060   0.02-0.20
Q345B ≤0.20 ≤0.55 1.00-1.60 ≤0.040 ≤0.040 0.02-0.15 0.015-0.060   0.02-0.20
Q345C ≤0.20 ≤0.55 1.00-1.60 ≤0.035 ≤0.035 0.02-0.15 0.015-0.060 ≥0.015 0.02-0.20
Q345D ≤0.18 ≤0.55 1.00-1.60 ≤0.030 ≤0.030 0.02-0.15 0.015-0.060 ≥0.015 0.02-0.20

Product Display

Alloy plate2
Alloy plate3
Alloy plate

Physical Properties

Brand Mechanical properties
12Mn2A Thickness ≤ 4mm steel plate Thickness >4mm steel plate Brinell hardness HBW No greater than
  Tensile strength Rm N/m ㎡ Elongation after break A11.3% Not less than Tensile strength Rm N/m ㎡  Elongation after break A11.3% Not less than
12Mn2A 390-570 22 390-570 23 ----
45Mn2A 590-835 12 590-835 13 - -
20CrA 390-590 18 390-590 20  
38CrA 540-735 16 540-735 18 ----
40CrA 540-735 14 540-730 16 --
20CrMnSiA 490-685 18 490-685 21 --
25CrMnSiA 570-720 18 570-720 20 229
30CrMnSiA 540-735 16 540-735 19 229
35CrMnSiA 590-785 14 590-785 16 -
18CrMn2MoBA 440-640 20 440-640 22 217
30CrSiMoVA QQ709023242 - - - 217

Typical applications

According to the professional use, there are plates for oil drums, enamel plates, bullet-proof plates, etc.; according to the surface coating layer, there are galvanized thin plates, tin-plated thin plates, lead-plated thin plates, plastic composite steel plates, etc.

Main products

1. Classification by thickness: (1) thin plate; (2) medium plate; (3) thick plate; (4) extra thick plate.

2. Classification by production method: (1) hot-rolled steel sheet; (2) cold-rolled steel sheet.

3. Classification by surface characteristics: (1) galvanized sheet (hot dip galvanized sheet, electro galvanized sheet); (2) tin-plated sheet; (3) composite steel sheet; (4) color coated steel sheet.

4. Classification by application: (1) Bridge steel plate; (2) Boiler steel plate; (3) Shipbuilding steel plate; (4) Armor steel plate; (5) Automobile steel plate; (6) Roofing steel plate; (7) Structural steel plate; (8) Electrical steel plate (silicon steel sheet); (9) Spring steel plate; (10) Other common Japanese grades of steel plates for general and mechanical structures.


  • Previous:
  • Next:

  • Write your message here and send it to us